Hi,
On Thu, Mar 30, 2000 at 02:56:12PM -0500, Lyle Seaman wrote:
> The term "log-based" means that a log is used to transactionally perform some
> filesystem operations, but doesn't specify anything about the fileystem layout and
> space allocation policies.
> The term "log-structured filesystem" was coined to signify that the on-disk layout
> actually *IS* that of a log. It is much more specific than simply stating that
> changes to file content are logged somehow.
It is standard practice to use either "log-based" and "log-structured"
to refer to your second type of filesystem. A filesystem which
merely uses a log would usually be called a logging or journaling
filesystem, but it would never be called "log-based".
--Stephen
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